2018gkq results

2018gkq results

Information

Transient

Name:	`AT2018gkq`
Right ascension:	`1h55m22.09s`
Declination:	`6d36m43.44s`
Discovery Date:	`Sept. 4, 2018, 9:47 a.m.`
Classification:	`AGN`
Redshift:	`0.017000`
MW E(B-V):	`0.063`

Host

Name:	`01552201+0636421`
Right ascension:	`1h55m22.02s`
Declination:	`6d36m42.13s`
Redshift:	`0.016865`
Photometric Redshift:	`None`

Cutout Download Report

Downloaded	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 GALEX_NUV PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_r DES_z	GALEX_FUV DES_g DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	17.54
Transient MWEBV	processed	0.05
Host match	processed	3.94
Host information	processed	0.16
Host MWEBV	processed	0.04
Global aperture construction	processed	0.63
Global aperture photometry	processed	6.96
Validate global photometry	processed	17.6
Global host SED inference	processed	486.28
Local aperture photometry	processed	6.72
Validate local photometry	processed	0.03
Local host SED inference	processed	531.21

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	1h55m22.09s, 6d36m43.44s
semi major axis, semi minor axis (arcsec):	5.83, 5.83
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	54.86	4.66	19.552	0.092	AB
SDSS_u	331.0	5.98	17.600	0.020	AB
SDSS_g	1569.7	10.42	15.910	0.007	AB
PanSTARRS_g	1776.12	2.03	15.776	0.001	AB
SDSS_r	3368.54	15.4	15.081	0.005	AB
PanSTARRS_r	3517.91	3.17	15.034	0.001	AB
DES_r	3725.2	6.02	14.972	0.002	AB
SDSS_i	4837.09	18.77	14.689	0.004	AB
PanSTARRS_i	4842.02	1.9	14.687	0.000	AB
PanSTARRS_z	6297.22	4.04	14.402	0.001	AB
SDSS_z	6510.06	29.15	14.366	0.005	AB
DES_z	6476.23	15.32	14.372	0.003	AB
PanSTARRS_y	7665.9	9.78	14.189	0.001	AB
2MASS_J	9866.42	144.83	13.020	0.016	Vega
2MASS_H	13104.17	205.95	12.239	0.017	Vega
2MASS_K	13007.16	260.59	11.777	0.022	Vega

Aperture details

RA, DEC (J2000):	1h55m21.99s, 6d36m42.51s
semi major axis, semi minor axis (arcsec):	47.95, 31.2
angle (degrees, anti-clockwise from east):	-22.55

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	733.74	19.52	16.736	0.029	AB
SDSS_u	2817.37	28.62	15.275	0.011	AB
SDSS_g	9290.97	27.29	13.980	0.003	AB
PanSTARRS_g	10021.75	11.37	13.898	0.001	AB
SDSS_i	23391.3	51.8	12.977	0.002	AB
PanSTARRS_i	23240.45	10.46	12.984	0.000	AB
PanSTARRS_z	28868.2	23.76	12.749	0.001	AB
SDSS_z	29281.71	142.41	12.734	0.005	AB
DES_z	28122.91	37.95	12.777	0.001	AB
2MASS_J	37841.71	938.95	11.560	0.027	Vega
2MASS_H	48900.53	1346.94	10.809	0.030	Vega
2MASS_K	39977.62	1714.21	10.558	0.047	Vega
WISE_W1	23177.86	115.72	10.288	0.005	Vega
WISE_W2	15101.56	126.09	10.113	0.009	Vega
WISE_W4	100486.28	2843.99	4.775	0.031	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.859	10.005	10.143
{\rm log}_{10}({\rm SFR})	-1.057	-0.227	0.196
{\rm log}_{10}({\rm sSFR})	-11.065	-10.287	-9.703
{\rm stellar\ age}	5.922	7.929	11.609

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.679	-0.929	-0.480
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.789	-1.280	-0.408

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.296	1.056	1.318
\delta	-0.605	-0.249	-0.033
\tau_1/\tau_2	0.537	0.961	1.338
Q_{PAH}	1.005	2.731	4.739
U_{min}	2.546	7.482	14.419
{\rm log}_{10}(\gamma_e)\,	-3.521	-1.815	-0.873

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.412	-2.815	-0.294
{\rm log}_{10}(\tau_{AGN})\,	1.026	1.532	2.006

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.858	0.003	0.263
0.03-0.10 Gyr	-1.807	-0.562	0.199
0.10-0.33 Gyr	-2.169	-0.642	0.188
0.33-1.10 Gyr	-2.174	-0.552	0.013
1.10-3.67 Gyr	-1.915	-0.350	0.127
3.67-12.18 Gyr	-0.893	0.008	0.252
12.18-13.53 Gyr	-0.482	0.258	1.140

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.370	10.510	10.655
{\rm log}_{10}({\rm SFR})	-0.367	0.344	1.094
{\rm log}_{10}({\rm sSFR})	-10.987	-10.216	-9.303
{\rm stellar\ age}	5.509	7.389	9.216

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.070	-0.699	-0.463
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.699	-0.801	0.027

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.422	0.587	0.783
\delta	-0.392	0.118	0.339
\tau_1/\tau_2	0.593	1.024	1.422
Q_{PAH}	0.684	1.924	3.288
U_{min}	2.709	7.660	15.120
{\rm log}_{10}(\gamma_e)\,	-3.547	-2.827	-1.953

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.940	-1.716	-1.399
{\rm log}_{10}(\tau_{AGN})\,	1.091	1.455	1.781

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.744	-0.601	0.032
0.03-0.10 Gyr	-0.342	0.455	1.251
0.10-0.33 Gyr	-0.410	0.414	0.850
0.33-1.10 Gyr	-0.847	0.195	0.620
1.10-3.67 Gyr	-0.430	0.400	0.794
3.67-12.18 Gyr	-0.134	0.557	0.808
12.18-13.53 Gyr	-0.358	0.625	1.314